- X pipe
- 20s or performance
- Nitrous Plugs
- TBI cold airintakes
- (fuel problems) HELP
- Stick with the 700R-4 , or go all out with a 5-speed??
- needing help with high end power
- Ram air installed!
- Spiral Max
- Alternator Upgrading
- Electric supercharger?any
- Super chargers
- 6.0 conversion for a 2000 ?
- LS6 cam in a LQ4
- Air Filter
- Anyone know how much a HPPIII costs to send back to get memory erased??
- How difficult to swap a 5 speed for an auto?
- cam help
- Should I remove my MAF Screen????
- Underdrive pullleys on 5.3
- Free mods?
- New Engine?? which one?
- Air Intake
- TSB pages????
- just a fart in the wind?????
- #8 Plug
- HPP3 versus Superchips GM Micro Tuner?
- Engine swap confusion
- How much will this help?????
- Negative IAT Readings with Whipple..???
- Anyone have luck with these? Recommend?
- Ignition help
- Automatic – manual switch ??? please help
- Screw the 327 , 383 STROKER!!!
- 5.3 and LS1
- 160 power stat
- Does this work???
- exhaust for a 2002 chevy hd 6.0?
- hpp3....hpp plus
- Whipple Install Instructions
- Powerdyne
- HOLLEY power shot filters
- Test completed. Results from filter &maf comparisons. LONG!
- almost done with the BEAST!!!
- How could I make this???
- starter mods
- How much is a shift kit worth?
- Plug wires?
- Which Supercharger?
- 285 hp TBI Heads
- valve body on 700R4
- Best Engine Setup
- 350 TBI to 350 TPI??
- New idea's on intake's for the vortech
- zo6 in 02 tahoe.....
- The other Day ..........
- 90 K5, headers and stumbling.......
- Fuel pumps
- 292 on twin turbos?
- Att: Future Ram Jet buyers.
- Which heads for a 383 stroker???
- A Good 5.3 cam VS Ls6
- Will a ram air kit suck up water ?
- Holly 4bbl carbs + Turbo
- Should I get a cam??
- Detonation
- Att: People w/ slotted rotors
- 454 tbi buildup
- Is $315 good for Hypertech?
- pulled the screen...
- 5.3 mods please gimme a list.
- Finished my Supercharged 454!!
- Hyper-flex master bushing kits
- Front and Rear sway bars
- Optimal Tire Pressure
- Any 700R4 goo-roo's in here?
- ???
- Horsepower
- tbi spacer question
- Need information...........
- 454 mods?
- New Banks Duramax Exhaust
- Anyone Know if you can Mess with the Internals of a HPPIII??
- TBI 305 to 350 swap questions
- shifting an automatic
- GM Performance Division
- WILD ideas, don't care how extravagant
- Throttle Cable
- Rev Limiter, Top Speed Limiter
- Camaro Fans?
- Free Mods
- could someone straitin this out?!
- TBI- VORTEC swap
- I need new CATS. What would you do??
- 15" or 18" perma cool fan?
- TBI manifold water flow Q????
- 4 to 2 to 1 headers for V8
- Flexalite Fans?
- Give me a Horsepower Estimate!
- new engine dies at ideal
- excessive oil blowby
- Estimated ET ????
- Replace or Clean AirAid Filter
- What would these do to stock Yukon?
- Ignition problems
- Intakes for a 1998 4.3 silverado?
- New Egr Mod
- new motor is a beast!!!
- attn: Ozidizr
- thermo sensor
- Hypertech programmer??
- Question ?? Hypertech??
- ASP Pulleys installed!
- Need Hypertech Help
- What factory gears do I have?
- D@MN , change of plans again , still involving the 327
- Woohoo just got my HPPIII!
- New Dyno Numbers
- HP #'s for 4.8 and 5.3????
- Electric fan
- Hypertech stat
- What kinda of engine
- What about the stock o2/air sensor?
- What about the o2/air sensor?
- 454
- EGR mod???
- JBA Headers or HPPIII?????
- 4th tranny in 8 months is junk!
- Whipple Detination problems
- Got the UPD
- HPP3 factory warranty questions
- Got dyno tested....
- intake
- Flywheel V ground
- HPP3 Question
- aftermarket intakes...??? Help...
- taking off cats need help
- Installed UPD
- 160 T-stat's
- programmer help
- Backpressure???
- Transmission Cooler???
- water proof starter
- My new plugs and wires are in, but now it runs like $hit need help bad!
- What happens when it rains?
- Engine cover ?
- 88 jimmy
- What next?
- JBA Powercables?
- Polished Differential Cover?
- Hpp3 Help ! ! ! !
- Anyone installed UPD and TBS on 5.3?
- Hypertech Power Programer Plus
- Plugs and Wires???
- Transform a 342 open,to a posi-track
- Thanks to all FSC members!
- First Mod Question?
- Gas Mileage Improvement? for a 350
- HPIII/8.1 ?'s.. 93octane help? What Rev Limit?
- Hpp3
- Difference in performance with a smaller tire?
- gimme some sugar.....
- engine swap questions
- V6 in Silverado?
- type of 454
- Brake upgrades for 99+ 1/2-ton
- Fuel Filter w/Whipple
- IAT sensor mod?
- yeah so
- Dealer installed SuperCharger
- i am scanning
- 1.6 rocker arm question
- 383 strokers , how bad@$$ are they?
- Bullet Performance Exhaust?
- where to put temp sensor on block
- Whats the bore/stroke on a 327 and 350??
- Throttle Body Spacer info needed on 5.3's
- 700R to a 400 Turbo tranny swap?
- Vortec box on motor
- Who puts out a good stroker kit???
- 160 thermo replacement
- need opions quick!!!!! like 10 minutes
- Intake Question
- Computer Tuning
- 1.6 rockers
- Hypertech Programer...one Time Use?
- Best headers, and best place to get em?
- truck not idleing right
- Which mod to do next??
- Difference in RPM from 3.42 to 3.73?
- Headers?? Gut my cat conv?
- Drivetrain Update - shifts like a Vette
- Hydraulic Lifter Swap
- PTC Stall Converters
- Head Work
- $420 a good deal for magnaflow?
- Adding Vortec heads to my 1990 TBI 350. Is it worth it?
- GM performances Caprice 350 or a mild 454.........hmmm
- Upgraded my Yukon!
- mods
- Broken anything with nitrous?
- UPD installed!!
- UPD, HPP3....what next???
- Anyone know what gears I have??
- what are the free mods
- Whats the final verdict on the HAMM Headers??
- Volant Ram air
- UPDATE: Kick Butt Tranny
- Transmission cooler
- loud air suction noise when acellerating
- vortec injectors
- creaking,rattling noises??? please help.
- 8.1L Intake Manifold TSB - oil use issue
- Throttle Body and intake cleaner
- Newer and older truck converter Question
- Can the ECU for a 4.3 be beefed up to support a H.P. 350??
- Difference in TBI , TPI , and Ram Jet??
- Gtech Competition
- roller cam with tbi
- Does Anyone Have Header's On A New Chevy??
- Pickin' up my.......
- Squirrel Cage? Where?
- Where can I get a factory 454SS fuel injection system?
- chrome or stainless tips?
- what happons if tbi can not support motor
- elderbrock cfm 750
- Banks Power
- superchargers
- TBI spacer and cold air intake?
- Edelbrock headers...?
- Engine Swap Question...
- Intake Question
- transmission
- overheatin
- Question to ponder?
- Gtech actually work?
- Service engine soon light
- Looking to upgrade the brakes...
- its not an s-10
- What sparks plugs are you running?
- Killer Intake System Period!
- My Killer Intake System!!! Pics
- cowl hood and cold air intake?
- MAF Screen Question
- Running lean?
- Got a littel Crazy Sunday...
- Do superchargers make noise???
- Need designs/blueprints for Custom Intake System!!
- More performance?
- need advice quick!!!